01. Spectroscopy (14)

02. Gaschromatography (1)

03. Measurement of Physical Properties (14)

05. Colorimetry (6)

10. Electrochemical (1)

11. Chemometrics (3)

Process analytical technology (PAT) has been defined by the United States Food and Drug Administration (FDA) as a mechanism to design, analyze, and control pharmaceutical manufacturing processes through the measurement of Critical Process Parameters (CPP) which affect Critical Quality Attributes (CQA)